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upd: change way of fetching descendants
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1 changed files with 43 additions and 1 deletions
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@ -1203,7 +1203,7 @@ export default class Misskey implements MegalodonInterface {
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);
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const context: Entity.Context = {
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ancestors: parents.reverse(),
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descendants: res.data.map(n => MisskeyAPI.Converter.note(n, this.baseUrl))
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descendants: this.dfs(await Promise.all(res.data.map(n => MisskeyAPI.Converter.note(n, this.baseUrl))))
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}
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return {
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...res,
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@ -1212,6 +1212,48 @@ export default class Misskey implements MegalodonInterface {
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})
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}
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private dfs(graph: Entity.Status[]) {
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// we don't need to run dfs if we have zero or one elements
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if (graph.length <= 1) {
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return graph;
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}
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// sort the graph first, so we can grab the correct starting point
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graph = graph.sort((a, b) => {
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if (a.id < b.id) return -1;
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if (a.id > b.id) return 1;
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return 0;
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});
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const initialPostId = graph[0].in_reply_to_id;
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// populate stack with all top level replies
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const stack = graph
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.filter((reply) => reply.in_reply_to_id === initialPostId)
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.reverse();
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const visited = new Set();
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const result = [];
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while (stack.length) {
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const currentPost = stack.pop();
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if (currentPost === undefined) return result;
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if (!visited.has(currentPost)) {
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visited.add(currentPost);
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result.push(currentPost);
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for (const reply of graph
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.filter((reply) => reply.in_reply_to_id === currentPost.id)
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.reverse()) {
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stack.push(reply);
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}
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}
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}
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return result;
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}
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public async getStatusSource(_id: string): Promise<Response<Entity.StatusSource>> {
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return new Promise((_, reject) => {
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const err = new NoImplementedError('misskey does not support')
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